2. an event that you anxiously await, full of anticipation and you look forward to doing it because it's exciting.
2. Whitewater rafting is something we've all been raring to do for the summer.
2. Guy 1- Hey, did you burn those files to a DVD for me?
Guy 2- Not yet, they're RARing right now so they'll fit on the disk. It'll only be a few more minutes.